||'''Book'''|| Linear Algebra ||
 ||'''Author'''|| Gilbert Strang ||
 ||'''Edition'''||  ||

/* code_begins */

{{{
A1=matrix([[1,0,0],[1,1,1],[0,0,1]])
print A1.inverse()
A2=matrix([[2,-1,0],[-1,2,-1],[0,-1,2]])
print A2.inverse()
A3=matrix([[0,0,1],[0,1,1],[1,1,1]])
print A3.inverse()
}}}

/* code_ends */

 * '''Solution by''': 
   * PratyushaKarnati, student,svecw